Male bust of the Pseudo-Vitellius type. Grey veined marble, Italian artwork of the first half of the 16th century, modern copy of an antique head of the Hadrianic era in the Grimani Collection in Venice, once thought to represent the emperor Vitellius. (Photo credit: Wikipedia)
31 A.D. — execution of Strabo, son of the Praetorian Praefect L. Aelius Sejanus
51 A.D. — birth of the future emperor T. Flavius Domitianus, better known as Domitian
69 A.D. — forces loyal to Vespasian defeat those of Vitellius in the Second Battle of Bedriacum (not sure how the date was arrived at)
2000 — death of Mervyn Popham (assistant director of the British School at Athens, among other things)
1524 — death of Thomas Linacre … “the best Greek and Latin scholar of his age”
1952 — death of Michael Rostovtzeff (author of The Social and Economic History of the Roman Empire and the Social and Economic History of the Hellenistic World among other things)
Tiberius. As. Bilbilis mint. L. Aelius Sejanus, praetorian consul. Struck AD 31. TI • CAESAR • DIVI • AVGVSTI • F • AVGVSTVS•, laureate head right / MV (ligate) • AV(ligate)GVSTA • BILBILIS • TI • CÆSARE • V ÆLIO • [SEIAN]O, large COS within wreath. RPC I 398; NAH 1079-80; SNG Copenhagen 620. Important historical type with the name of Sejanus removed in damnatio memoriae. (Photo credit: Wikipedia)48 B.C. — Octavian dons his toga virilis
17 A.D. — restoration of the Temple of Janus at the Theatre of Marcellus (and associated rites thereafter)
31 A.D. — Execution of the commander of the Praetorian Guard, Lucius Aelius Sejanus, after revelation of his activities against the emperor Tiberius.
33 A.D. — Death of Vipsania Agrippina (Agrippina ‘the elder’), wife of Germanicus and mother of the emperor Gaius (Caligula), among others (another possible date).